| | 1 | /* |
| | 2 | * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * This file contains Original Code and/or Modifications of Original Code |
| | 7 | * as defined in and that are subject to the Apple Public Source License |
| | 8 | * Version 2.0 (the 'License'). You may not use this file except in |
| | 9 | * compliance with the License. The rights granted to you under the License |
| | 10 | * may not be used to create, or enable the creation or redistribution of, |
| | 11 | * unlawful or unlicensed copies of an Apple operating system, or to |
| | 12 | * circumvent, violate, or enable the circumvention or violation of, any |
| | 13 | * terms of an Apple operating system software license agreement. |
| | 14 | * |
| | 15 | * Please obtain a copy of the License at |
| | 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
| | 17 | * |
| | 18 | * The Original Code and all software distributed under the License are |
| | 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| | 23 | * Please see the License for the specific language governing rights and |
| | 24 | * limitations under the License. |
| | 25 | * |
| | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
| | 27 | */ |
| | 28 | /* |
| | 29 | * Copyright (c) 1998 Apple Computer, Inc. All rights reserved. |
| | 30 | * |
| | 31 | * HISTORY |
| | 32 | * |
| | 33 | */ |
| | 34 | |
| | 35 | #ifndef _IOKIT_IODEVICETREE_H |
| | 36 | #define _IOKIT_IODEVICETREE_H |
| | 37 | |
| | 38 | #include <IOKit/IORegistryEntry.h> |
| | 39 | #include <libkern/c++/OSData.h> |
| | 40 | #include <libkern/c++/OSPtr.h> |
| | 41 | |
| | 42 | class IODeviceMemory; |
| | 43 | class IOService; |
| | 44 | |
| | 45 | extern const IORegistryPlane * gIODTPlane; |
| | 46 | |
| | 47 | extern const OSSymbol * gIODTPHandleKey; |
| | 48 | |
| | 49 | extern const OSSymbol * gIODTCompatibleKey; |
| | 50 | extern const OSSymbol * gIODTTypeKey; |
| | 51 | extern const OSSymbol * gIODTModelKey; |
| | 52 | extern const OSSymbol * gIODTBridgeModelKey; |
| | 53 | extern const OSSymbol * gIODTTargetTypeKey; |
| | 54 | |
| | 55 | extern const OSSymbol * gIODTAAPLInterruptsKey; |
| | 56 | extern const OSSymbol * gIODTDefaultInterruptController; |
| | 57 | extern const OSSymbol * gIODTNWInterruptMappingKey; |
| | 58 | |
| | 59 | LIBKERN_RETURNS_NOT_RETAINED IORegistryEntry * IODeviceTreeAlloc( void * dtTop ); |
| | 60 | |
| | 61 | |
| | 62 | bool IODTMatchNubWithKeys( IORegistryEntry * nub, |
| | 63 | const char * keys ); |
| | 64 | |
| | 65 | bool IODTCompareNubName( const IORegistryEntry * regEntry, |
| | 66 | OSString * name, |
| | 67 | LIBKERN_RETURNS_RETAINED_ON_NONZERO OSString ** matchingName ); |
| | 68 | bool IODTCompareNubName( const IORegistryEntry * regEntry, |
| | 69 | OSString * name, |
| | 70 | OSSharedPtr<OSString>& matchingName ); |
| | 71 | |
| | 72 | enum { |
| | 73 | kIODTRecursive = 0x00000001, |
| | 74 | kIODTExclusive = 0x00000002 |
| | 75 | }; |
| | 76 | |
| | 77 | OSCollectionIterator * IODTFindMatchingEntries( IORegistryEntry * from, |
| | 78 | IOOptionBits options, const char * keys ); |
| | 79 | |
| | 80 | #if !defined(__arm64__) |
| | 81 | typedef SInt32 (*IODTCompareAddressCellFunc) |
| | 82 | (UInt32 cellCount, UInt32 left[], UInt32 right[]); |
| | 83 | #else |
| | 84 | typedef SInt64 (*IODTCompareAddressCellFunc) |
| | 85 | (UInt32 cellCount, UInt32 left[], UInt32 right[]); |
| | 86 | #endif |
| | 87 | |
| | 88 | typedef void (*IODTNVLocationFunc) |
| | 89 | (IORegistryEntry * entry, |
| | 90 | UInt8 * busNum, UInt8 * deviceNum, UInt8 * functionNum ); |
| | 91 | |
| | 92 | void IODTSetResolving( IORegistryEntry * regEntry, |
| | 93 | IODTCompareAddressCellFunc compareFunc, |
| | 94 | IODTNVLocationFunc locationFunc ); |
| | 95 | |
| | 96 | void IODTGetCellCounts( IORegistryEntry * regEntry, |
| | 97 | UInt32 * sizeCount, UInt32 * addressCount); |
| | 98 | |
| | 99 | bool IODTResolveAddressCell( IORegistryEntry * regEntry, |
| | 100 | UInt32 cellsIn[], |
| | 101 | IOPhysicalAddress * phys, IOPhysicalLength * len ); |
| | 102 | |
| | 103 | LIBKERN_RETURNS_NOT_RETAINED OSArray * |
| | 104 | IODTResolveAddressing( IORegistryEntry * regEntry, |
| | 105 | const char * addressPropertyName, |
| | 106 | IODeviceMemory * parent ); |
| | 107 | |
| | 108 | struct IONVRAMDescriptor { |
| | 109 | unsigned int format:4; |
| | 110 | unsigned int marker:1; |
| | 111 | unsigned int bridgeCount:3; |
| | 112 | unsigned int busNum:2; |
| | 113 | unsigned int bridgeDevices:6 * 5; |
| | 114 | unsigned int functionNum:3; |
| | 115 | unsigned int deviceNum:5; |
| | 116 | } __attribute__((aligned(2), packed)); |
| | 117 | |
| | 118 | IOReturn IODTMakeNVDescriptor( IORegistryEntry * regEntry, |
| | 119 | IONVRAMDescriptor * hdr ); |
| | 120 | |
| | 121 | LIBKERN_RETURNS_NOT_RETAINED OSData * |
| | 122 | IODTFindSlotName( IORegistryEntry * regEntry, UInt32 deviceNumber ); |
| | 123 | |
| | 124 | const OSSymbol * IODTInterruptControllerName( |
| | 125 | IORegistryEntry * regEntry ); |
| | 126 | |
| | 127 | bool IODTMapInterrupts( IORegistryEntry * regEntry ); |
| | 128 | |
| | 129 | enum { |
| | 130 | kIODTInterruptShared = 0x00000001 |
| | 131 | }; |
| | 132 | IOReturn IODTGetInterruptOptions( IORegistryEntry * regEntry, int source, IOOptionBits * options ); |
| | 133 | |
| | 134 | #ifdef __cplusplus |
| | 135 | extern "C" { |
| | 136 | #endif |
| | 137 | |
| | 138 | IOReturn IONDRVLibrariesInitialize( IOService * provider ); |
| | 139 | |
| | 140 | #ifdef __cplusplus |
| | 141 | } |
| | 142 | #endif |
| | 143 | |
| | 144 | #endif /* _IOKIT_IODEVICETREE_H */ |
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